15 groups of order 3321.
| SmallGroups | group |
|---|---|
| (3321, 1) | C41×C81 #15693309 |
| (3321, 2) | C92×C41 #15693310 |
| (3321, 3) | C41×C32⋊C9 #15693311 |
| (3321, 4) | C41×C9⋊C9 #15693312 |
| (3321, 5) | C3×C27×C41 #15693313 |
| (3321, 6) | C41×C27⋊C3 #15693314 |
| (3321, 7) | C41×AΣL(1,𝔽27) #15693315 |
| (3321, 8) | C41×#731 #15693316 |
| (3321, 9) | C41×#732 #15693317 |
| (3321, 10) | C41×#733 #15693318 |
| (3321, 11) | C32×C9×C41 #15693319 |
| (3321, 12) | C3×H(3,𝔽3)×C41 #15693320 |
| (3321, 13) | C3×3−1+2×C41 #15693321 |
| (3321, 14) | C41×#737 #15693322 |
| (3321, 15) | C34×C41 #15693323 |